F04B 2203/0214
Number of working motor-pump units
F04B2203/0214 (Number of working motor-pump units) appears on 16 US grants and 14 published applications in this corpus.
Search patents in F04B- Granted patents
- 16
- Published applications
- 14
- Assignees
- 15
- Inventors
- 36
- Latest grant
- 23 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 2 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Fluid machine system and method for controlling same23 Jul 2024US 12,044,232 B2Hitachi Industrial Equipment Systems Co., Ltd.
- Compressed air system and method of operating same17 Mar 2020US 10,590,937 B2Toyota Motor Engineering & Manufacturing North America, Inc.
- Control device4 Jul 2017US 9,695,830 B2Daikin Industries, Ltd.
- Air compressor with shut-off mechanism24 Feb 2015US 8,961,145 B2Black & Decker Inc.
- Air compressor with shut-off mechanism12 Mar 2013US 8,393,873 B2Black & Decker Inc.
- Fluid Machine System and Method for Controlling Same17 Feb 2022US 2022/0049691 A1Hitachi Industrial Equipment Systems Co., Ltd.
- Zero pulsation pump25 Oct 2018US 2018/0306179 A1
- Compressed air system and method of operating same12 Oct 2017US 2017/0292522 A1Toyota Motor Engineering & Manufacturing North America, Inc.
- Control device10 Sep 2015US 2015/0252814 A1Daikin Industries, Ltd.
- Air Compressor With Shut-Off Mechanism10 Oct 2013US 2013/0266455 A1Black & Decker Inc.
Most cited
By later US patents
- Redundant, dedicated variable speed drive system77US 6,257,833 B1Metropolitan Industries, Inc. · 2001
- Method and control system for controlling multiple compressors30US 6,394,120 B1Scales Air Compressor · 2002
- Air compressor control sequencer29US 6,419,454 B12002
- Pump control system28US 6,939,109 B2Asahi Kogyosha Co., Ltd. · 2005
- Circuit arrangement for a brake system with anti-lock control and traction slip control18US 6,082,834 AITT Automotive Europe GmbH · 2000